! this statements are needed to have explicit values in the output file SYKICK=0; S20SY02.MKDC010.cory:= SYKICK*2; S20SY02.MKAC020.cory:= SYKICK*3; S20SY02.MKDC030.cory:= SYKICK*2; S20SY02.MKAC040.cory:= SYKICK*3; S20SY02.MKDC050.cory:= SYKICK*2; s20bc01.mqua010.k1:=1.; Print,text='MATCH POINT: BC2 in Linac 2'; MATCH,SEQUENCE=Swissfel,range=s20sy02$start/s20bc02$end,beta0=twisssep; VARY,NAME=s20bc01.mqua010.k1,STEP=0.0001; VARY,NAME=s20bc01.mqua030.k1,STEP=0.0001; VARY,NAME=s20bc01.mqua060.k1,STEP=0.0001; CONSTRAINT,SEQUENCE=SwissFEL,range= s20bc02$end,betx<4; CONSTRAINT,SEQUENCE=SwissFEL,range= s20bc02$end,bety<90; CONSTRAINT,SEQUENCE=SwissFEL,range= s20bc01$end,betx<250; CONSTRAINT,SEQUENCE=SwissFEL,range= s20bc01$end,bety<20; LMDIF,CALLS=1000,TOLERANCE=1.e-21; ENDMATCH; twiss,SEQUENCE=swissfel,range=s20sy02$start/S20BC02$END,beta0=twisssep; plot,haxis=s,vaxis=betx,bety,range=#s/#e,colour=100; muLin3=0.2; pol = 1; s20cb01.mqua430.k1=0.5*pol; s20cb02.mqua430.k1=-0.5*pol; Print,text='MATCH POINT: FODO - Linac 2'; match,SEQUENCE=swissfel,range=S20cb01$start/s20cb02$end; Vary,name=S20CB01.MQUA430.k1,step=0.0001; Vary,name=S20CB02.MQUA430.k1,step=0.0001; constraint,sequence=swissfel,range=s20cb02$end,mux=muLin3; constraint,sequence=swissfel,range=s20cb02$end,muy=muLin3; lmdif,calls=100,tolerance=1e-21; endmatch; twiss,SEQUENCE=swissfel,range=s20cb01$start/s20cb02$end; nbetx=table(twiss,s20cb02$end,betx); nalfx=table(twiss,s20cb02$end,alfx); nbety=table(twiss,s20cb02$end,bety); nalfy=table(twiss,s20cb02$end,alfy); plot,haxis=s,vaxis=betx,bety,colour=100; s20cb03.mqua430.k1 = s20cb01.mqua430.k1; s20cb04.mqua430.k1 = s20cb02.mqua430.k1; s30cb01.mqua430.k1 = s20cb01.mqua430.k1; s30cb02.mqua430.k1 = s20cb02.mqua430.k1; s30cb03.mqua430.k1 = s20cb01.mqua430.k1; s30cb04.mqua430.k1 = s20cb02.mqua430.k1; s30cb05.mqua430.k1 = s20cb01.mqua430.k1; s30cb06.mqua430.k1 = s20cb02.mqua430.k1; s30cb07.mqua430.k1 = s20cb01.mqua430.k1; s30cb08.mqua430.k1 = s20cb02.mqua430.k1; s30cb09.mqua430.k1 = s20cb01.mqua430.k1; s30cb10.mqua430.k1 = s20cb02.mqua430.k1; s30cb11.mqua430.k1 = s20cb01.mqua430.k1; s30cb12.mqua430.k1 = s20cb02.mqua430.k1; s30cb13.mqua430.k1 = s20cb01.mqua430.k1; s30cb14.mqua430.k1 = s20cb02.mqua430.k1; Print,text='MATCH POINT: Match into Linac 2'; MATCH,SEQUENCE=Swissfel,range=s20sy02$start/s20cb04$end,beta0=twisssep; VARY,NAME=s20ma01.mqua010.k1,STEP=0.0001; VARY,NAME=s20ma01.mqua020.k1,STEP=0.0001; VARY,NAME=s20ma01.mqua040.k1,STEP=0.0001; vary,name=s20cb01.mqua430.k1,step=0.0001; CONSTRAINT,SEQUENCE=SwissFEL,range= s20cb03$start,betx=nbetx; CONSTRAINT,SEQUENCE=SwissFEL,range= s20cb03$start,bety=nbety; CONSTRAINT,SEQUENCE=SwissFEL,range= s20cb03$start,alfx=nalfx; CONSTRAINT,SEQUENCE=SwissFEL,range= s20cb03$start,alfy=nalfy; LMDIF,CALLS=1000,TOLERANCE=1.e-21; ENDMATCH; twiss,SEQUENCE=swissfel,range=s20sy02$start/S20cb04$end,beta0=twisssep; plot,haxis=s,vaxis=betx,bety,range=#s/#e,colour=100; Print,text='MATCH POINT: Corrected Matching into Linac 3'; MATCH,SEQUENCE=Swissfel,range=s20sy02$start/s30cb07$end,beta0=twisssep; VARY,NAME=s30cb01.mqua430.k1,STEP=0.0001; VARY,NAME=s30cb02.mqua430.k1,STEP=0.0001; VARY,NAME=s30cb03.mqua430.k1,STEP=0.0001; VARY,NAME=s30cb04.mqua430.k1,STEP=0.0001; CONSTRAINT,SEQUENCE=SwissFEL,range= s30cb05$start,betx=nbetx; CONSTRAINT,SEQUENCE=SwissFEL,range= s30cb05$start,bety=nbety; CONSTRAINT,SEQUENCE=SwissFEL,range= s30cb05$start,alfx=nalfx; CONSTRAINT,SEQUENCE=SwissFEL,range= s30cb05$start,alfy=nalfy; LMDIF,CALLS=1000,TOLERANCE=1.e-21; ENDMATCH; twiss,SEQUENCE=swissfel,range=s20sy02$start/S30cb14$END,beta0=twisssep; plot,haxis=s,vaxis=betx,bety,range=#s/#e,colour=100; PSYKICK:=0.1; S30cb15.MKDC010.cory := PSYKICK*2; S30cb15.MKAC020.cory := PSYKICK*3; S30cb15.MKDC030.cory := PSYKICK*2; S30cb15.MKAC040.cory := PSYKICK*3; S30CB15.MKDC050.cory := PSYKICK*2; pqf:=1; S30cb15.mqua100.k1 := -0.2*pqf; S30cb15.mqua200.k1 := -pqf; Print,text='MATCH POINT: Kicker Strength for Porthos Septum'; MATCH,SEQUENCE=Swissfel,range=S30CB15$START/s30cb15$END,BETA0 = TWISSsep; VARY, NAME=PSYKICK, STEP=0.00001; VARY, NAME=PQF, STEP=0.00001; CONSTRAINT, SEQUENCE=swissfel, RANGE=s30cb15$end, Y = 0.01; CONSTRAINT, SEQUENCE=swissfel, RANGE=s30cb15$end, PY = 0.; LMDIF, CALLS=1000, TOLERANCE=1.E-21; ENDMATCH; s30cb13.mqua430.k1 = 0.456; s30cb14.mqua430.k1 = -1.741; s30cb15.mqua010.k1 = 1.1533; s30cb15.mqua020.k1 = -0.0961; Print,text='MATCH POINT: Match into Porthos Septum'; MATCH,SEQUENCE=Swissfel,range=s20sy02$start/s30sy01$end,beta0=twisssep; VARY,NAME=s30cb13.mqua430.k1,STEP=0.0001; VARY,NAME=s30cb14.mqua430.k1,STEP=0.0001; VARY,NAME=s30cb15.mqua010.k1,STEP=0.0001; VARY,NAME=s30cb15.mqua020.k1,STEP=0.0001; CONSTRAINT, SEQUENCE=swissfel, RANGE=s30cb15$end,betx=twisspor->betx; CONSTRAINT, SEQUENCE=swissfel, RANGE=s30cb15$end,bety=twisspor->bety; CONSTRAINT, SEQUENCE=swissfel, RANGE=s30cb15$end,alfx=twisspor->alfx; CONSTRAINT, SEQUENCE=swissfel, RANGE=s30cb15$end,alfy=twisspor->alfy; !LMDIF, CALLS=1000, TOLERANCE=1.E-21; Simplex, CALLS=1000, TOLERANCE=1.E-21; ENDMATCH; twiss,SEQUENCE=swissfel,range=s20sy02$start/s30cb15$end,beta0=twisssep; plot,haxis=s,vaxis=betx,bety,range=#s/#e,colour=100; plot,haxis=s,vaxis=y,dy,range=s30cb15$start/#e,colour=100; S30cb15.MKDC010.cory := 0; S30cb15.MKAC020.cory := 0; S30cb15.MKDC030.cory := 0; S30cb15.MKAC040.cory := 0; S30CB15.MKDC050.cory := 0; !-------------------------------------------------- ! Match ecol !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1 ! energy collimator if (ECOLasBC ==0.) { sarcl02.mqua130.k1=1.8; R56 = -000e-6; Print,text='MATCH POINT: Isochronous Setup of Energy Collimator'; MATCH,RMATRIX,SEQUENCE=swissfel,range=SARCL02$START/SARCL02$END,betx=10,alfx=0,bety=10,alfy=0; VARY,NAME=sarcl02.mqua130.k1,STEP=0.0001; CONSTRAINT,SEQUENCE=swissfel,range=sarcl02.mqua210,re56=R56*0.5; LMDIF,CALLS=100,TOLERANCE=1.e-21; ENDMATCH; sarcl02.mqua210.k1=-sarcl02.mqua130.k1*0.9; sarcl02.mqua250.k1= sarcl02.mqua130.k1; Print,text='MATCH POINT: Dispersion Symmetry Point of Energy Collimator'; MATCH,SEQUENCE=swissfel,range=SARCL02$START/SARCL02$END,betx=10,alfx=0,bety=10,alfy=0; VARY,NAME=sarcl02.mqua250.k1,STEP=0.0001; CONSTRAINT,SEQUENCE=swissfel,range=sarcl02.dbpm260$end,dpx=0; LMDIF,CALLS=100,TOLERANCE=1.e-21; ENDMATCH; sarcl02.mqua310.k1=sarcl02.mqua250.k1; sarcl02.mqua350.k1=sarcl02.mqua210.k1; sarcl02.mqua460.k1=sarcl02.mqua130.k1; dL=0.625+0.25; bx0=25; bx=bx0+dL*dL/bx0; ax=-dL/bx0; by0=0.8; by=by0+dL*dL/by0; ay=-dL/by0; twiss,sequence=swissfel,range=sarcl02.mqsk300/sarcl02$end,betx=bx,alfx=ax,bety=by,alfy=ay; plot,haxis=s,vaxis=betx,bety,colour=100; nbetx= table(twiss,sarcl02$end,betx); nalfx=-table(twiss,sarcl02$end,alfx); nbety= table(twiss,sarcl02$end,bety); nalfy=-table(twiss,sarcl02$end,alfy); sarcl02.msex255.k2:=110; sarcl02.msex305.k2:=110; Print,text='MATCH POINT: Sextupoles in Energy Collimator'; MATCH,chrom,SEQUENCE=sarcl02,range=#s/#e,betx=nbetx,alfx=nalfx,bety=nbety,alfy=nalfy; VARY,NAME=ecol_k2,STEP=0.0001; CONSTRAINT,SEQUENCE=Sarcl02,range=#e,ddx=0; LMDIF,CALLS=100,TOLERANCE=1.e-21; ENDMATCH; sarcl02.msex255.k2=ecol_k2; sarcl02.msex305.k2=ecol_k2; twiss,chrom,rmatrix,range=SARCL02$START/SARCL02$END,betx=nbetx,alfx=nalfx,bety=nbety,alfy=nalfy; plot,haxis=s,vaxis=betx,colour=100; plot,haxis=s,vaxis=bety,colour=100; plot,haxis=s,vaxis=dx,colour=100; plot,haxis=s,vaxis=ddx,colour=100; plot,haxis=s,vaxis=re56,colour=100; } else { sarcl02.mqua130.k1=0; sarcl02.mqua210.k1=0; sarcl02.mqua250.k1=0; sarcl02.mqua310.k1=0; sarcl02.mqua350.k1=0; sarcl02.mqua460.k1=0; sarcl02.msex255.k2=0; sarcl02.msex305.k2=0; } !--------------------------------- ! match into energy collimator ! reference point is sarma01-mqua010 sarcl01.mqua020.k1 := 0.4550820417; sarcl01.mqua050.k1 := -0.02350776516; sarcl01.mqua080.k1 := -0.3705426893; sarcl01.mqua100.k1 := 0.3937186328; sarcl01.mqua140.k1 := 1.214406656; sarcl01.mqua190.k1 := -1.475278354; use,sequence=swissfel; Print,text='MATCH POINT: Match into Energy Collimator'; MATCH,SEQUENCE=swissfel,range=s20SY02$start/sarma02$start,beta0=twisssep; VARY,NAME=sarcl01.mqua020.k1,STEP=0.0001,lower=-1., upper =1.; VARY,NAME=sarcl01.mqua050.k1,STEP=0.0001; VARY,NAME=sarcl01.mqua080.k1,STEP=0.0001; VARY,NAME=sarcl01.mqua100.k1,STEP=0.0001; VARY,NAME=sarcl01.mqua140.k1,STEP=0.0001; VARY,NAME=sarcl01.mqua190.k1,STEP=0.0001; if (ECOLasBC ==0.){ CONSTRAINT,SEQUENCE=swissfel,range=sarma01.mqua010$start,betx=twissARECOL->BETX; CONSTRAINT,SEQUENCE=swissfel,range=sarma01.mqua010$start,alfx=twissARECOL->ALFX; CONSTRAINT,SEQUENCE=swissfel,range=sarma01.mqua010$start,bety=twissARECOL->BETY; CONSTRAINT,SEQUENCE=swissfel,range=sarma01.mqua010$start,alfy=twissARECOL->ALFY; CONSTRAINT,SEQUENCE=swissfel,range=sarcl01.mqua050,bety<30; CONSTRAINT,SEQUENCE=swissfel,range=sarcl01.mqua190,betx<30; } else { CONSTRAINT,SEQUENCE=swissfel,range=sarcl02.dscr280$start,betx = 10; CONSTRAINT,SEQUENCE=swissfel,range=sarcl02.dscr280$start,alfx=0.14; CONSTRAINT,SEQUENCE=swissfel,range=sarcl02.dscr280$start,bety = 10; CONSTRAINT,SEQUENCE=swissfel,range=sarcl02.dscr280$start,alfy=0.14; CONSTRAINT,SEQUENCE=swissfel,range=sarcl01.mqua050,bety<70; CONSTRAINT,SEQUENCE=swissfel,range=sarcl01.mqua190,betx<70; } LMDIF,CALLS=100,TOLERANCE=1.e-21; ENDMATCH; twiss,sequence=swissfel,range=s20SY02$start/sarcl01$start,beta0=twisssep; plot,haxis=s,vaxis=betx,bety,range=S30CB15$START/SARCL02$END,colour=100; !----------------- muAR=0.16; Print,text='MATCH POINT: FODO - Aramis Undulator'; match,SEQUENCE=swissfel,range=sarun02$start/sarun03$end; Vary,name=sarun02.mqua080.k1,step=0.0001; Vary,name=sarun03.mqua080.k1,step=0.0001; constraint,sequence=swissfel,range=sarun03$end,mux=muAR; constraint,sequence=swissfel,range=sarun03$end,muy=muAR; lmdif,calls=100,tolerance=1e-21; endmatch; twiss,sequence=swissfel,range=sarun02$start/sarun03$end; mbetx=table(twiss,sarun02$end,betx); malfx=table(twiss,sarun02$end,alfx); mbety=table(twiss,sarun02$end,bety); malfy=table(twiss,sarun02$end,alfy); plot,haxis=s,vaxis=betx,bety,range=#s/#e,colour=100; sarun04.mqua080.k1=sarun02.mqua080.k1; sarun05.mqua080.k1=sarun03.mqua080.k1; sarun06.mqua080.k1=sarun02.mqua080.k1; sarun07.mqua080.k1=sarun03.mqua080.k1; sarun08.mqua080.k1=sarun02.mqua080.k1; sarun09.mqua080.k1=sarun03.mqua080.k1; sarun10.mqua420.k1=sarun02.mqua080.k1; sarun11.mqua080.k1=sarun03.mqua080.k1; sarun12.mqua080.k1=sarun02.mqua080.k1; sarun13.mqua080.k1=sarun03.mqua080.k1; sarun14.mqua080.k1=sarun02.mqua080.k1; sarun15.mqua080.k1=sarun03.mqua080.k1; sarun16.mqua080.k1=sarun02.mqua080.k1; sarun17.mqua080.k1=sarun03.mqua080.k1; sarun18.mqua080.k1=sarun02.mqua080.k1; sarun19.mqua080.k1=sarun03.mqua080.k1; SARUN01.mqua080.k1=sarun03.mqua080.k1; sarma02.mqua050.k1=0; sarma02.mqua120.k1=0.7*sarun02.mqua080.k1; sarma01.mqua010.k1 := -1.435783623; sarma01.mqua060.k1 := 1.29993551; sarma01.mqua080.k1 := -1.1356922498; sarma01.mqua120.k1 := 0.4142170392; sarma01.mqua140.k1 := -0.4428419456; Print,text='MATCH POINT: Match into Aramis Undulator'; MATCH,SEQUENCE=swissfel,range=S30SY01$start/sarun02$start,beta0=twisspor; VARY,NAME=sarma01.mqua010.k1,STEP=0.0001; VARY,NAME=sarma01.mqua060.k1,STEP=0.0001; VARY,NAME=sarma01.mqua080.k1,STEP=0.0001; VARY,NAME=sarma01.mqua120.k1,STEP=0.0001; VARY,NAME=sarma01.mqua140.k1,STEP=0.0001; CONSTRAINT,SEQUENCE=swissfel,range=sarun01$start,betx=mbetx; CONSTRAINT,SEQUENCE=swissfel,range=sarun01$start,bety=mbety; CONSTRAINT,SEQUENCE=swissfel,range=sarun01$start,alfx=malfx; CONSTRAINT,SEQUENCE=swissfel,range=sarun01$start,alfy=malfy; CONSTRAINT,SEQUENCE=swissfel,range=sarun02$start,x<5; LMDIF,CALLS=100,TOLERANCE=1.e-21; ENDMATCH; ! from eduard SARUN18.MQUA080.K1= -6.305232722687153e-01; SARUN19.MQUA080.K1= 1.167256186348939e+00; SARUN20.mqua220.K1= 8.363412365675689e-01; SARBD01.MQUA010.K1= -2.099999992065428e+00; SARBD01.MQUA020.K1= -2.099998228837625e+00; SARBD02.MQUA030.K1= -2.099998942347312e+00; !The matching routine imposes bx=50 and ax=0 at the TDS, !sin(mux)~1 between the TDS and the dump screen, !and minimization of by/dispy^2 at the dump screen. !I find a solution fulfilling the conditions with by=1.136313m and dispy= 2.534262e-01 m at the screen. twiss,SEQUENCE=swissfel,range=#s/sarbd02.dscr050$end,beta0=twiss0; plot,haxis=s,vaxis=betx,bety,range=#s/#e,colour=100; plot,haxis=s,vaxis=dx,dy,range=#s/#e,colour=100;